Rivet setter



FIG. 1 is a front perspective view of a rivet setter showing my new design;

FIG. 2 is a front perspective view taken from the side opposite that shown in FIG. 1;

FIG. 3 is a front elevational view;

FIG. 4 is a top plan view.

The rear and bottom are substantially planar and unornamented. 

The ornamental design for a rivet setter, as shown and described. 